Individual
DR. WILLIAM H. ELLIS
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
PHD
Contact information
Practice address
218 W MAIN ST, HYANNIS, MA 02601-3778
(508) 771-4640
(508) 790-4880
Mailing address
218 W MAIN ST, HYANNIS, MA 02601-3778
(508) 771-4640
(508) 790-4880
Taxonomy
Speciality
Code
Description
License number
State
103T00000X
Psychologist
Primary
2809
MA
103TA0400X
Addiction (Substance Use Disorder) Psychologist
2809
MA
103TA0700X
Adult Development & Aging Psychologist
2809
MA
103TC0700X
Clinical Psychologist
2809
MA
103TC2200X
Clinical Child & Adolescent Psychologist
2809
MA
103TF0000X
Family Psychologist
2809
MA
103TH0100X
Health Service Psychologist
2809
MA
Other
Enumeration date
03/14/2006
Last updated
09/11/2025
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Contact us